Bump prettier from 2.2.1 to 2.4.0 (#20)

Bumps [prettier](https://github.com/prettier/prettier) from 2.2.1 to 2.4.0.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/main/CHANGELOG.md)
- [Commits](prettier/prettier@2.2.1...2.4.0)

---
updated-dependencies:
- dependency-name: prettier
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -53,7 +53,7 @@
         "eslint": "^7.32.0",
         "eslint-config-prettier": "^6.0.0",
         "jest": "^26.0.1",
-        "prettier": "^2.1.1",
+        "prettier": "^2.4.0",
         "ts-jest": "^26.5.6",
         "typescript": "^4.4.3"
     },